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On the afternoon of the 16th, Huawei released its third quarter 2019 operating performance report on its official website. The report shows that as of th...[Details]
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1. Project Overview 1.1 Introduction With the development of society, high-rise buildings and intelligent buildings are constantly emerging. As a vertical transportation tool, elevators have been mor...[Details]
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0 Introduction
With the development of the power industry, people pay more and more attention to the quality of power. The continuity of power supply is an important aspect of power qualit...[Details]
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1 Introduction According to statistics, among various energy consumption, the consumption of electric energy in the field of lighting accounts for 20% of the total electric energy consumption. ...[Details]
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Written in front Today, when I was working on STM32F4, I used a special memory called CCM. I searched the Internet but didn't find much introduction, so I just looked it up in the manual. Basic Ar...[Details]
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Recently, a flagship store of Pinduoduo launched the pre-sale event of Meizu 18, with the price marked as 9,999 yuan and the unit price as 9,998 yuan. As of press time, 4,099 people want to compete...[Details]
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In today's technological wave, autonomous driving technology has attracted much attention, and data-driven development has become the core of this field. Data-driven development has become an importa...[Details]
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Visibility is an important parameter in meteorological observation, and it has important application value in aviation, railways, highways, etc. Digital camera method is a relatively new method of ...[Details]
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A revolutionary implant has restored hearing to a 17-year-old deaf actor, bringing hope to those who cannot use traditional hearing aids.
Birmingham actor Billy Coughlin, 22, had the tec...[Details]
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The "push-back" of system verification is not just as simple as acceleration. EnCitius SVS provides a complete solution for system verification. In recent decades, the increasing complexity of chip...[Details]
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FP6293 is a current mode step-up DC-DC converter. Its PWM circuit with built-in 0.14Ω power MOSFET makes this regulator highly efficient. The internal compensation network can also minimize up to 6...[Details]
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While Apple's mobile phone sales continue to decline, Huawei's mobile phones are still singing the song of victory. A few days ago, Huawei held a mobile phone pledge conference and set a goal to earn...[Details]
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Electron tube testing method
1. Appearance inspection
1. Observe the color of the top of the electron tube. The color of the top of a normal electron tube is silver or black. If ...[Details]
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The zinc oxide arrester live tester is used to detect the electrical performance of each phase of zinc oxide arrester (MOA). The instrument is suitable for on-site live testing of zinc oxide arrester...[Details]
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1 Introduction
In thermal power plants, fans and pumps are the main energy-consuming equipment. Usually, 15-20% of their input energy is consumed by the motor and the fan or pump itself, and a...[Details]
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